Sudoku ▦ official icon

Sudoku ▦

By Tripledot Studios · iPhone & iPad

4.6 (5.3K)12+FreeAvailable now

Play the classic paper and pencil number puzzle game right on your phone! Enjoy the timeless classic whether you are a beginner or an expert with our simple & elegant design. Challenge your problem-solving skills with an expert-level game or take a break with a quick game on easy mode. Whether you’re a hyper-competitive puzzle-solver or looking for

GB
TAKE A LOOK AROUND

Inside the game.

Official screenshots supplied through Apple. Artwork belongs to the respective developer. View on theApp Store ↗

About Sudoku ▦

Developer description, as provided in the original store listing.

Play the classic paper and pencil number puzzle game right on your phone! Enjoy the timeless classic whether you are a beginner or an expert with our simple & elegant design.

Challenge your problem-solving skills with an expert-level game or take a break with a quick game on easy mode. Whether you’re a hyper-competitive puzzle-solver or looking for a way to relax, a beginner or a master puzzler, Tripledot’s Sudoku for mobile is the best way to pass the time.

Choose from four different difficulty levels, and customise your experience with features to help or challenge you.

- Thousands of well-formed puzzles,
- 9x9 classic grid,
- Simple and elegant design,
- Highlight duplicates to help you solve the puzzle,
- Stay on your toes by enabling a mistake limit,
- Use hints to help you find your way through a difficult puzzle,
- Use the pencil mode to make notes as you solve more complex puzzles.

Play the timeless game your way!

Features:
- Four perfectly crafted difficulty levels: Easy, Medium, Hard, Expert. Play the classic game your way!
- Auto Check for Mistakes: enable auto-check to check your mistakes, or disable it to play a more free-form game
- Optional Mistake Limit: challenge yourself to a perfect game, or relax with unlimited mistakes
- Pencil mode: Use the pencil mode to make notes on each cell, which automatically update as you play the game
- Statistics: See your best times and streaks for every difficulty level
- Autosave: Your puzzles save as you go, so you can come back anytime
- Highlight duplicates to avoid repeating numbers in a row, column, and block
- Hints: Hints can guide you through the puzzle when you are stuck
- Eraser: Made a mistake? Get rid of it by using our eraser feature
- Unlimited undos: Eliminate errors using our unlimited undo feature
- Customize appearance: Choose from three beautiful skins for a game that is as easy on the eyes as it is to play

By using Sudoku, you agree to our Terms of Use and Community Guidelines available at https://www.tripledotstudios.com/tos
Questions? Email Sudoku_support@tripledotstudios.com for help!

Good to know.

Developer
Tripledot Studios
Release date
Sep 29, 2018
Latest version
2.19.02
Requires
iOS 15.0 or later
Price snapshot
Free GBP
Source checked
Oct 23, 2026

Apple App Store lookup ↗ · Store ratings, prices, and availability can change. Check the App Store for your region.

A few quick answers.

Is Sudoku ▦ available on iPhone?

Sudoku ▦ is listed on the GB App Store. Availability varies by region and compatible device.

Is Sudoku ▦ free?

The recorded download price is free. In-app purchases, subscriptions, or additional content may cost extra. Source checked Oct 23, 2026.

How is the game’s social activity measured?

Good Game Daily compares available samples of recent game mentions with the preceding 24-hour window. Coverage and source failures are disclosed. Read the methodology.

FROM THE COMMUNITY

Let’s talk Sudoku ▦.

All discussions

Be the first voice in the room.

Share what surprised you, ask for advice, or help another player find their next favorite.

KEEP EXPLORING

A few more you might love.

All games

Privacy settings

We count page loads and popular game pages in daily totals. We do not create visitor IDs, analytics cookies, or browsing profiles.

Changes apply to future counts. Earlier totals cannot be linked back to your browser. Your account and bookmarks are unaffected. Read our privacy details.

YOUR NEXT GOOD CONVERSATION

Good games.
Better company.

Sign in to start one thoughtful discussion a day and reply whenever inspiration strikes.

By continuing, you agree to our Terms and Privacy Policy.
ONE TOPIC. EVERY DAY.

Start something good.

Ask a question, share a discovery, or tell us what has you hooked.

One new topic per account per day, resetting at 00:00 UTC. New posts are reviewed before appearing publicly.